Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Winning blow: queen to g7 (b7)
Winning blow: bishop to f7
Winning blow: rook to c8
Attack on the uncastled king: queen to e5 (f6)
Attack on the uncastled king: bishop to c7 (b8)
Winning blow: knight to h6 (f5)
Attack on the uncastled king: knight to c7 (d5·10)
Attack on the uncastled king: pawn to f7 (e6·2)
Attack on the uncastled king: knight to d6 (f5·7)
Attack on the uncastled king: knight to f7 (g5·14)
Attack on the uncastled king: queen to h6 (h4)
Winning blow: queen to g5 (g1)
Winning blow: queen to g6 (f6)
Winning blow: queen to e6 (f7)
Winning blow: queen to f6 (f7)
Mate in 2: rook to e1 (e7)
Fork: bishop to e5
Mate in 2: queen to e8 (e2)
Fork: knight to c3
Discovered attack: knight to f6
Fork: knight to e2 (f4·2)
Fork: knight to d2 (e4)
Fork: queen to g4
Mate in 2: rook to f1 (f5)
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Tactics
BatteryCheck chaseClearanceDecoyDeflectionDiscovered attackDiscovered checkDouble checkWinning exchangeBishop forkKnight forkPawn forkQueen forkRook forkHanging pieceInterferenceOverloadAbsolute pinRelative pinWin the pinned piecePromotionQueen trapQuiet moveRemove the defenderSacrifice attackSkewerTrapped pieceUnderpromotionWinning blowX-rayZwischenzug